diff --git a/IPython/utils/tests/test_text.py b/IPython/utils/tests/test_text.py
index ac09c2b..ce6e3d0 100644
--- a/IPython/utils/tests/test_text.py
+++ b/IPython/utils/tests/test_text.py
@@ -75,7 +75,6 @@ def eval_formatter_slicing_check(f):
     nt.assert_equals(s, ns['stuff'][::2])
     
     nt.assert_raises(SyntaxError, f.format, "{n:x}", **ns)
-    
 
 def eval_formatter_no_slicing_check(f):
     ns = dict(n=12, pi=math.pi, stuff='hello there', os=os)
@@ -83,6 +82,9 @@ def eval_formatter_no_slicing_check(f):
     s = f.format('{n:x} {pi**2:+f}', **ns)
     nt.assert_equals(s, "c +9.869604")
     
+    s = f.format('{stuff[slice(1,4)]}', **ns)
+    nt.assert_equals(s, 'ell')
+    
     nt.assert_raises(SyntaxError, f.format, "{a[:]}")
 
 def test_eval_formatter():